<% content_for :css do  %>
  <%#= stylesheet_link_tag 'demo' %>
  <%= stylesheet_link_tag 'tasks','tasks_index' %>
<% end %>
<% content_for :title do %>
我的任务
<% end %>
<div id="left" class='grid_18 omega'>
  <%= render :partial => 'waitings.html' %>
</div>
<div id="new_tasks" class='grid_6 alpha omega'>
  <%= render :partial => 'new.html' %>
</div>